CN212670286U - Anti-collision guardrail for highway bridge - Google Patents
Anti-collision guardrail for highway bridge Download PDFInfo
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- CN212670286U CN212670286U CN202020191336.1U CN202020191336U CN212670286U CN 212670286 U CN212670286 U CN 212670286U CN 202020191336 U CN202020191336 U CN 202020191336U CN 212670286 U CN212670286 U CN 212670286U
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- 230000004888 barrier function Effects 0.000 claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 4
- 229920002748 Basalt fiber Polymers 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 239000002657 fibrous material Substances 0.000 claims description 5
- 230000006378 damage Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920000049 Carbon (fiber) Polymers 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 239000004917 carbon fiber Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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Abstract
The utility model provides a public road bridge roof beam is with anticollision barrier, public road bridge roof beam's road bridge face both sides are for choosing empty edge, its characterized in that, public road bridge roof beam is with anticollision barrier includes: the three-surface saddle-shaped connecting pieces are used for being clamped at the free edge of the bridge floor; the beam-column combined structure is fixed with the connecting pieces and can block out-of-control vehicles on the bridge deck; each of the connectors includes: the first clamping plate and the second clamping plate can be respectively attached to the upper surface and the lower surface of the hollow edge, and the connecting plate is integrally connected with the first clamping plate and the second clamping plate to form a three-surface structure; the beam column composite structure includes: the number of the right-angle triangular combined upright columns is the same as that of the connecting pieces; and a plurality of cross beams; the combined upright posts are fixed on the corresponding connecting pieces in a mode that one vertical edge is attached to the first clamping plate of the corresponding connecting piece, and at least two cross beams are fixed between two adjacent groups of combined upright posts.
Description
Technical Field
The utility model relates to a bridge protection technical field, concretely relates to public road bridge is with anticollision barrier.
Background
At present, accidents related to bridge safety protection facilities (including vehicle falling from a bridge and passing through a guardrail or an isolation facility of a central separation zone) are increasing day by day, traffic parts divide the bridge safety protection facilities on a highway in service into three types of III, II and I according to the lifting priority sequence, and the requirements for lifting and transforming the III type facilities are urgent, however, the safety performance of the guardrail manufactured by the prior art cannot meet the current requirements, and the case of casualties caused by the fact that vehicles break through the guardrail falling into the river is not rare; in addition, the prior art has high cost, and the manufacturing cost of the guardrail made of carbon fibers with better performance is overhigh; moreover, the metal guard rail has to be replaced frequently due to corrosion and the like, which brings great troubles, time and money.
SUMMERY OF THE UTILITY MODEL
The utility model provides a highway bridge anticollision barrier, which can avoid damaging the bridge body, improve the driving safety of vehicles on the bridge, and block out-of-control vehicles on the road surface or bridge floor; the guardrail is suitable for being used as an outer guardrail of a highway and a bridge, and can prevent serious accidents such as falling into the river and the like caused by the fact that an out-of-control vehicle breaks through the guardrail.
The utility model provides a highway is anticollision barrier for bridge, highway bridge's road bridge face both sides are for choosing empty edge, its characterized in that, highway bridge is anticollision barrier for bridge includes: the three-surface saddle-shaped connecting pieces are used for being clamped at the free edge of the bridge floor; the beam-column combined structure is fixed with the connecting pieces and can block out-of-control vehicles on the bridge deck; each of the connectors includes: the first clamping plate and the second clamping plate can be respectively attached to the upper surface and the lower surface of the hollow edge, and the connecting plate is integrally connected with the first clamping plate and the second clamping plate to form a three-surface structure; the beam column composite structure includes: the number of the right-angle triangular combined upright columns is the same as that of the connecting pieces; and a plurality of cross beams; the combined upright posts are fixed on the corresponding connecting pieces in a mode that one vertical edge is attached to the first clamping plate of the corresponding connecting piece, and at least two cross beams are fixed between two adjacent groups of combined upright posts.
Preferably, the other vertical side of the combined upright post comprises at least two vertical upright posts; the inclined edge of the combined upright column comprises at least two inclined supporting columns, and each inclined supporting column is used for supporting a corresponding vertical upright column; and a connecting cross rod is fixed between every two adjacent vertical columns.
Preferably, the connecting cross bars are respectively fixed at the top end and the middle section of the vertical upright post.
Preferably, the two inclined supporting columns are respectively supported between the top ends of the corresponding vertical upright columns and the first clamping plate.
Preferably, the combination upright post further comprises at least two reinforced inclined supporting columns, and each reinforced inclined supporting column is fixed between the middle section of the vertical upright post and the first clamping plate.
Preferably, a first predetermined angle is formed between the inclined supporting column and the vertical upright for fixed support, a second predetermined angle is formed between the reinforced inclined supporting column and the vertical upright for fixed support, and the second predetermined angle is greater than the first predetermined angle.
Preferably, a support cross bar arranged in parallel with the first clamping plate is fixed between the middle section of each vertical upright post and the corresponding inclined support column.
Preferably, the inclined supporting columns and the reinforced inclined supporting columns are fixed with the vertical upright columns through bolt structures respectively; the supporting cross rod is fixed with the vertical upright post and the inclined supporting post through bolt structures respectively.
Preferably, the vertical columns, the inclined supporting columns, the reinforcing inclined supporting columns, the supporting cross bars, the connecting cross bars and the cross beams are all cylindrical rods made of basalt fiber materials.
Preferably, the first clamping plate and the second clamping plate of the connecting piece have rectangular edges or circular arc-shaped edges.
According to the utility model provides an anticollision barrier for highway bridge, through a plurality of trilateral formula shape of a saddle connecting piece clamp establish the choosing marginal at the road bridge face both sides of highway, bridge, thereby make the beam column integrated configuration not directly install on highway or bridge body, when the vehicle collides the beam column integrated configuration, bite-force, the frictional force that a plurality of connecting pieces and highway or bridge are connected can provide the concentrated power that produces when resisting the collision, can avoid causing the damage to the bridge body, have improved the security that the vehicle went on the bridge, can block the vehicle out of control on road surface or bridge floor; the guardrail is suitable for being used as an outer guardrail of a highway and a bridge, and can prevent serious accidents such as falling into the river and the like caused by the fact that an out-of-control vehicle breaks through the guardrail; the connecting piece can be coated on the free edge of the road surface or the bridge floor and is firmly fixed, the connecting piece is fixed without drilling holes on the upper surface of the road surface or the bridge floor, holes are formed in the second clamping plate and the lower surface of the free edge in advance, and the second clamping plate and the lower surface of the free edge are fixed through a bolt structure; when a vehicle collides with the bridge guard railing, the upper surface of the road surface or the bridge surface is prevented from being damaged, a couple can be provided through the distance between the first clamping plate and the second clamping plate to resist the moment generated in the collision, and the driving safety of the vehicle on the bridge can be protected; the combined upright post in the right-angle triangular structure is strong in stability and high in safety performance, and the defects that a traditional concrete structure guardrail is heavy in self weight, large in elastic modulus, huge in injury to people in an out-of-control vehicle and poor in durability are overcome. At least two cross beams are fixed between two adjacent groups of combined upright columns to block out-of-control vehicles on the surface or the bridge floor and prevent serious accidents such as falling into the river caused by the fact that the out-of-control vehicles break through guardrails.
Other features and advantages of embodiments of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the embodiments of the invention, but do not constitute a limitation of the embodiments of the invention. In the drawings:
fig. 1 is a schematic structural view of a crash barrier for a highway bridge according to an embodiment of the present invention;
fig. 2 is a side view of a crash barrier for a highway bridge according to an embodiment of the present invention;
fig. 3 is a front view of the anti-collision fence for a road and bridge according to the utility model discloses an embodiment.
Description of the reference numerals
1-saddle-shaped connecting piece 2-beam-column combined structure
101 first clamping plate 102 second clamping plate
103 connecting plate 201 combined upright post
202 cross beam 203 vertical column
204 tilt support column 205 stiffens the tilt support column
206 support crossbar 207 connecting crossbar
Detailed Description
The following describes in detail embodiments of the present invention with reference to the accompanying drawings. It is to be understood that the description herein is only intended to illustrate and explain embodiments of the present invention, and is not intended to limit embodiments of the present invention.
The technical solution in the embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
The traditional concrete structure guardrail has great self weight and large elastic modulus, great harm to people in an out-of-control vehicle and poor durability; if the guardrail made of carbon fibers is used, the performance is better, but the manufacturing cost is overhigh; moreover, if the metal guardrail is used, the metal guardrail has to be replaced frequently due to corrosion and the like, so that the maintenance is time-consuming and labor-consuming, and the maintenance cost is increased.
As shown in fig. 1-3, the utility model provides a highway is crash barrier for bridge, highway bridge's road bridge face both sides are for choosing empty edge, its characterized in that, highway bridge is crash barrier for bridge includes: the three-sided saddle-shaped connecting pieces 1 are used for being clamped at the free edge of the bridge floor; the beam-column combined structure 2 is fixed with the connecting pieces 1 and can block out-of-control vehicles on the bridge floor; each of the connectors 1 includes: a first clamping plate 101 and a second clamping plate 102 which can be respectively attached to the upper surface and the lower surface of the hollow edge, and a connecting plate 103 which is integrally connected with the first clamping plate 101 and the second clamping plate 102 to form a three-sided structure; the beam-column combined structure 2 includes: the number of the right-angle triangular combined upright columns 201 is the same as that of the connecting pieces 1; and a plurality of cross beams 202; the combined upright columns 201 are fixed on the corresponding connecting pieces 1 in a mode that one vertical edge of each combined upright column is attached to the first clamping plate 101 of the corresponding connecting piece 1, and at least two cross beams 202 are fixed between every two adjacent groups of combined upright columns 201.
According to the technical scheme of the utility model, highway is anticollision barrier for bridge includes: the three-sided saddle-shaped connecting pieces 1 are used for being clamped at the free edge of the road deck; the beam-column combined structure 2 is fixed with the connecting pieces 1 and can block out-of-control vehicles on a road surface or a bridge deck; the plurality of three-surface saddle-shaped connecting pieces 1 are clamped at the free edges at two sides of the road and bridge surfaces of the road and bridge, so that the beam-column combined structure 2 is not directly arranged on the road or bridge body, when a vehicle collides with the beam-column combined structure 2, the engaging force and the friction force of the connecting pieces 1 connected with the road or bridge can provide a concentrated force generated in the process of resisting collision, the damage to the bridge body can be avoided, the driving safety of the vehicle on the bridge is improved, and the vehicle out of control on the road surface or the bridge surface can be blocked; the guardrail is suitable for being used as an outer guardrail of a highway and a bridge, and can prevent serious accidents such as falling into the river and the like caused by the fact that an out-of-control vehicle breaks through the guardrail.
According to the technical scheme of the utility model, each connecting piece 1 includes: a first clamping plate 101 and a second clamping plate 102 which can be respectively attached to the upper surface and the lower surface of the hollow edge, and a connecting plate 103 which is integrally connected with the first clamping plate 101 and the second clamping plate 102 to form a three-sided structure; preferably, the second clamping plate 102 is tightly attached to the lower surface of the bridge deck free edge through a fixing flange, the connecting member 1 can be wrapped on the free edge of the road surface or the bridge deck to be firmly fixed, no hole needs to be drilled on the upper surface of the road surface or the bridge deck to fix the connecting member 1, holes are formed in the lower surfaces of the second clamping plate 102 and the free edge in advance, and the fixing is performed through a bolt structure; when a vehicle collides with the bridge guard rail, damage to the upper surface of the road surface or the bridge floor is avoided, and a couple can be provided by the distance between the first clamping plates 101 and the second clamping plates 102 to resist a moment generated during the collision, so that the driving safety of the vehicle on the road surface or the bridge floor can be protected.
According to the technical scheme of the utility model, beam column integrated configuration 2 includes: the number of the right-angle triangular combined upright columns 201 is the same as that of the connecting pieces 1; and a plurality of cross beams 202; the combined upright columns 201 are fixed on the corresponding connecting pieces 1 in a mode that one vertical edge of each combined upright column is attached to the first clamping plate 101 of the corresponding connecting piece 1, and at least two cross beams 202 are fixed between every two adjacent groups of combined upright columns 201. The combined upright column 201 in the right-angle triangular structure is strong in stability and high in safety performance, and the defects that a traditional concrete structure guardrail is large in self weight, large in elastic modulus, huge in injury to people in an out-of-control vehicle and poor in durability are overcome.
At least two cross beams 202 are fixed between two adjacent groups of combined upright columns 201 to block out-of-control vehicles on the surface or the bridge floor, so that serious accidents such as falling into the river caused by the fact that the out-of-control vehicles break through guardrails are prevented.
According to an embodiment of the present invention, preferably, the other vertical side of the combined upright 201 comprises at least two vertical uprights 203; the inclined edge of the combined upright column 201 comprises at least two inclined supporting columns 204, and each inclined supporting column 204 is used for supporting a corresponding vertical upright column 203; and a connecting cross bar 207 is fixed between every two adjacent vertical columns 203.
The at least two inclined supporting columns 204 form inclined edges of the combined upright column 201, and the inclined supporting columns 204 can support a corresponding vertical upright column 203, so that the combined upright column 201 with a stable right-angle triangular structure is formed, and a connecting cross rod 207 is fixed between the adjacent vertical upright columns 203, so that the mounting stability of the vertical upright columns 203 is further enhanced, and the use safety is improved.
According to an embodiment of the present invention, the connecting cross bar 207 is preferably fixed at the top end and the middle position of the vertical upright 203. The connecting cross bar 207 can fix two adjacent vertical columns 203 at the top end position and the middle section position respectively, and a stable support is formed between the two adjacent vertical columns 203.
According to an embodiment of the present invention, preferably, the two inclined supporting columns 204 are respectively supported between the top end of the corresponding vertical column 203 and the first clamping plate 101. The inclined support columns 204 and the vertical columns 203 form a stable triangular support structure on the first clamping plate 101.
According to an embodiment of the present invention, preferably, the combination post 201 further includes at least two reinforced oblique supporting columns 205, and each reinforced oblique supporting column 205 is fixed between the middle position of the vertical post 203 and the first clamping plate 101. The support of the vertical upright 203 is further strengthened, so that the combined upright 201 has stronger stability and impact resistance.
According to the utility model discloses an embodiment, the tilt support post 204 with be first predetermined angle fixed stay between the vertical column 203, consolidate the tilt support post 205 with be second predetermined angle fixed stay between the vertical column 203, the second predetermined angle is greater than first predetermined angle. The inclined supporting columns 204 and the reinforced inclined supporting columns 205 which are inclined at different angles are supported at different parts of the vertical upright 203, so that the stability of the vertical deck part of the vertical upright 203 is enhanced, and simultaneously, the huge bending moment generated when a vehicle collides against a guardrail can be balanced.
According to an embodiment of the present invention, preferably, the first predetermined angle is 45 degrees, and the second predetermined angle is 63.43 degrees, which can provide stable support for the vertical column 203 and offset the oblique impact force received by the vertical column 203.
According to an embodiment of the present invention, preferably, a support cross bar 206 parallel to the first clamping plate 101 is fixed between each of the middle positions of the vertical columns 203 and the corresponding inclined support columns 204. Further enhancing the stability, providing a horizontal supporting force for the vertical upright 203, and effectively blocking the vehicle by offsetting the horizontal impact force when the vehicle collides with the vertical upright 203.
According to an embodiment of the present invention, the other vertical side of the combined upright 201 comprises three vertical uprights 203; the inclined edge of the combined upright column 201 comprises three inclined supporting columns 204; one reinforcing inclined supporting column 205 is arranged between each inclined supporting column 204 and the corresponding vertical upright 203; the top ends and the middle sections of every two vertical columns 203 are respectively and fixedly supported through the connecting cross rod 207; a support cross bar 206 is arranged between each vertical upright 203 and the inclined support column 204; wherein one end of the vertical upright 203, the inclined supporting column 204 and the reinforced inclined supporting column 205 is fixed on the first clamping plate 101, and a vertical edge of the combined upright 201 is formed. The distance between every two combined upright columns 201 is 1 meter, and a better combination mode which can meet the construction cost and ensure safe use is realized through finite element analysis.
According to an embodiment of the present invention, preferably, the inclined supporting column 204 and the reinforced inclined supporting column 205 are fixed to the vertical upright 203 by a bolt structure; the support cross bar 206 is fixed with the vertical upright 203 and the inclined support column 204 through bolt structures. The fixing strength is high, the mounting and dismounting efficiency is high, the maintenance is easy, and the construction efficiency can be improved.
According to an embodiment of the present invention, preferably, the vertical columns 203, the inclined supporting columns 204, the reinforced inclined supporting columns 205, the supporting cross bars 206, the connecting cross bars 207 and the cross beams 202 are all cylindrical rods made of basalt fiber material. The density of the basalt fiber material is 2.8-3.3 g/cm3Tensile strength of 3800-4800 Mpa and elastic modulus of 9100kg/mm2～11000kg/mm2The utility model discloses a beam column type structure that becomes basalt fiber cylinder stick constitution with traditional semi-rigid guardrail structural improvement, because basalt fiber material has that the material matter is light, it is corrosion-resistant, outdoor weatherability is good, can absorb great collision energy and the characteristics that the resilience force is little at the fracture, the beam column type structure self intensity of constituteing by basalt fiber cylinder stick is big, the security performance is high, it is too high to have solved and used carbon fiber manufacturing guardrail cost, and use the problem that metal guardrail change and cost of maintenance are high, still have that construction cost is low, and convenient construction, the advantage that the time limit for a project is short.
According to an embodiment of the present invention, preferably, the first clamping plate 101 and the second clamping plate 102 of the connecting member 1 have rectangular edges or arc-shaped edges, so that the first clamping plate 101 and the second clamping plate 102 have larger contact areas with the upper and lower surfaces of the road surface or bridge floor free edge, and further increase the friction force between the first clamping plate 101 and the second clamping plate 102 with the upper and lower surfaces of the bridge floor free edge, so that the installation is firmer, and when a vehicle collision occurs, the concentrated force generated during collision can be better resisted, and the safety of the bridge protective guard in use is further ensured.
The utility model aims at providing a highway is anticollision guardrail for bridge, through a plurality of trilateral formula saddle-shaped connecting pieces 1 clamp establish the marginal of choosing sky of the road bridge face both sides of highway, bridge, thereby make the beam column integrated configuration 2 not directly install on highway or bridge body, when the vehicle collides the beam column integrated configuration 2, the interlock power, the frictional force that a plurality of connecting pieces 1 and highway or bridge are connected can provide the concentrated power that produces when resisting the collision, can avoid causing the damage to the bridge body, have improved the security that the vehicle went on the bridge, can block the vehicle out of control on road surface or bridge floor; the guardrail is suitable for being used as an outer guardrail of a highway and a bridge, and can prevent serious accidents such as falling into the river and the like caused by the fact that an out-of-control vehicle breaks through the guardrail; the connecting piece 1 can be coated on the free edge of the road surface or the bridge floor and is firmly fixed, holes are formed in the lower surfaces of the second clamping plate 102 and the free edge in advance for fixing the connecting piece 1 without drilling holes on the upper surface of the road surface or the bridge floor, and a bolt structure is used for fixing; when a vehicle collides with the bridge guard railing, the upper surface of the road surface or the bridge surface is prevented from being damaged, a couple can be provided through the distance between the first clamping plates 101 and the second clamping plates 102 to resist the moment generated in the collision, and the driving safety of the vehicle on the bridge can be protected; the combined upright column 201 in the right-angle triangular structure is strong in stability and high in safety performance, and the defects that a traditional concrete structure guardrail is large in self weight, large in elastic modulus, huge in injury to people in an out-of-control vehicle and poor in durability are overcome. At least two cross beams 202 are fixed between two adjacent groups of combined upright columns 201 to block out-of-control vehicles on the surface or the bridge floor, so that serious accidents such as falling into the river caused by the fact that the out-of-control vehicles break through guardrails are prevented.
The above describes in detail optional implementation manners of embodiments of the present invention with reference to the accompanying drawings, however, the embodiments of the present invention are not limited to the details in the above implementation manners, and in the technical concept scope of the embodiments of the present invention, it is possible to perform various simple modifications on the technical solutions of the embodiments of the present invention, and these simple modifications all belong to the protection scope of the embodiments of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the embodiments of the present invention do not separately describe various possible combinations.
In addition, various different implementation manners of the embodiments of the present invention can be combined arbitrarily, and as long as it does not violate the idea of the embodiments of the present invention, it should be considered as the disclosure of the embodiments of the present invention.
Claims (10)
1. The utility model provides a highway is crash barrier for bridge, the road and bridge face both sides of highway bridge are for choosing empty edge, its characterized in that, highway is crash barrier for bridge includes: the three-surface saddle-shaped connecting pieces (1) are used for being clamped at the free edge of the bridge floor; the beam-column combined structure (2) is fixed with the connecting pieces (1) and can block out-of-control vehicles on the bridge deck;
each of said connectors (1) comprising: the first clamping plate (101) and the second clamping plate (102) can be respectively attached to the upper surface and the lower surface of the hollow edge, and the connecting plate (103) is integrally connected with the first clamping plate (101) and the second clamping plate (102) to form a three-surface structure;
the beam-column combination structure (2) comprises: the number of the right-angle triangular combined upright columns (201) is the same as that of the connecting pieces (1); and a plurality of cross-beams (202); the combined upright columns (201) are fixed on the corresponding connecting pieces (1) in a mode that one vertical edge of each combined upright column is attached to the first clamping plate (101) of the corresponding connecting piece (1), and at least two cross beams (202) are fixed between every two adjacent groups of combined upright columns (201).
2. The crash barrier for road and bridge purposes according to claim 1, characterized in that the other vertical edge of said composite upright (201) comprises at least two vertical uprights (203); the inclined edge of the combined upright post (201) comprises at least two inclined supporting posts (204), and each inclined supporting post (204) is used for supporting a corresponding vertical upright post (203); and a connecting cross bar (207) is fixed between every two adjacent vertical columns (203).
3. The crash barrier for road and bridge use according to claim 2, wherein said connecting rail (207) is fixed at the top and middle positions of the vertical post (203), respectively.
4. The crash barrier for road and bridge purposes according to claim 2, characterized in that said two inclined supporting columns (204) are supported between the top ends of the respective corresponding vertical uprights (203) and said first clamping plate (101), respectively.
5. The crash barrier for road and bridge purposes according to claim 4, characterized in that said composite upright (201) further comprises at least two reinforcing inclined supporting columns (205), each reinforcing inclined supporting column (205) being fixed between a median position of said vertical upright (203) and said first clamping plate (101).
6. The crash barrier for road and bridge purposes according to claim 5, characterized in that said inclined supporting columns (204) are fixedly supported at a first predetermined angle to said vertical uprights (203), and said reinforcing inclined supporting columns (205) are fixedly supported at a second predetermined angle to said vertical uprights (203), said second predetermined angle being greater than said first predetermined angle.
7. The crash barrier for road and bridge use according to claim 6, wherein a support rail (206) is fixed between a middle portion of each vertical post (203) and the corresponding inclined support column (204) and is arranged in parallel with the first clamping plate (101).
8. The crash barrier for road and bridge use according to claim 7, wherein said inclined supporting columns (204) and said reinforcing inclined supporting columns (205) are fixed to said vertical posts (203) by means of bolt structures, respectively; the supporting cross rod (206) is fixed with the vertical upright post (203) and the inclined supporting post (204) through bolt structures respectively.
9. The crash barrier for road and bridge purposes according to claim 8, characterized in that said vertical uprights (203), said inclined supporting columns (204), said reinforcing inclined supporting columns (205), said supporting crosspiece (206), said connecting crosspiece (207) and said crosspiece (202) are all cylindrical rods made of basalt fiber material.
10. Crash barrier for road and bridge purposes, according to claim 1, characterized in that the first (101) and second (102) clamping plates of the connecting element (1) have rectangular or circular arc shaped edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020191336.1U CN212670286U (en) | 2020-02-21 | 2020-02-21 | Anti-collision guardrail for highway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020191336.1U CN212670286U (en) | 2020-02-21 | 2020-02-21 | Anti-collision guardrail for highway bridge |
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| Publication Number | Publication Date |
|---|---|
| CN212670286U true CN212670286U (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020191336.1U Expired - Fee Related CN212670286U (en) | 2020-02-21 | 2020-02-21 | Anti-collision guardrail for highway bridge |
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| CN (1) | CN212670286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111411583A (en) * | 2020-02-21 | 2020-07-14 | 郑州大学 | Anti-collision guardrail for highway bridge |
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2020
- 2020-02-21 CN CN202020191336.1U patent/CN212670286U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111411583A (en) * | 2020-02-21 | 2020-07-14 | 郑州大学 | Anti-collision guardrail for highway bridge |
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Granted publication date: 20210309 |